package com.hmall.item.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.hmall.common.dto.PageDTO;
import com.hmall.item.pojo.Item;
import org.apache.ibatis.annotations.Param;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestParam;

public interface IItemService extends IService<Item> {


    void deductStock(Long itemId, Integer num);
}
